diff --git a/src/contracts/BallotsStorage.contract.js b/src/contracts/BallotsStorage.contract.js
index 37e759c..1b843b4 100644
--- a/src/contracts/BallotsStorage.contract.js
+++ b/src/contracts/BallotsStorage.contract.js
@@ -14,12 +14,12 @@ export default class BallotsStorage {
     this.ballotsStorageInstance = new web3_10.eth.Contract(ballotsStorageAbi, BALLOTS_STORAGE_ADDRESS)
   }
 
-  areKeysBallotParamsValid({ ballotType, affectedKey, affectedKeyType, miningKey }) {
+  areKeysBallotParamsValid({ ballotType, affectedKeyType, affectedKey, miningKey }) {
     if (!this.ballotsStorageInstance.methods.areKeysBallotParamsValid) {
       return null
     }
     return this.ballotsStorageInstance.methods
-      .areKeysBallotParamsValid(ballotType, affectedKey, affectedKeyType, miningKey)
+      .areKeysBallotParamsValid(ballotType, affectedKeyType, affectedKey, miningKey)
       .call()
   }
 }
diff --git a/src/contracts/VotingToChangeKeys.contract.js b/src/contracts/VotingToChangeKeys.contract.js
index 5d718f9..7eada82 100644
--- a/src/contracts/VotingToChangeKeys.contract.js
+++ b/src/contracts/VotingToChangeKeys.contract.js
@@ -20,18 +20,19 @@ export default class VotingToChangeKeys {
 
   //setters
   createBallot({ startTime, endTime, affectedKey, affectedKeyType, miningKey, ballotType, memo }) {
-    let method
     if (this.votingToChangeKeysInstance.methods.createBallot) {
-      method = this.votingToChangeKeysInstance.methods.createBallot
-    } else {
-      method = this.votingToChangeKeysInstance.methods.createVotingForKeys
+      return this.votingToChangeKeysInstance.methods
+        .createBallot(startTime, endTime, ballotType, affectedKeyType, memo, affectedKey, miningKey)
+        .encodeABI()
     }
-    return method(startTime, endTime, affectedKey, affectedKeyType, miningKey, ballotType, memo).encodeABI()
+    return this.votingToChangeKeysInstance.methods
+      .createVotingForKeys(startTime, endTime, affectedKey, affectedKeyType, miningKey, ballotType, memo)
+      .encodeABI()
   }
 
-  createBallotToAddNewValidator({ startTime, endTime, affectedKey, newVotingKey, newPayoutKey, memo }) {
+  createBallotToAddNewValidator({ startTime, endTime, memo, affectedKey, newVotingKey, newPayoutKey }) {
     return this.votingToChangeKeysInstance.methods
-      .createBallotToAddNewValidator(startTime, endTime, affectedKey, newVotingKey, newPayoutKey, memo)
+      .createBallotToAddNewValidator(startTime, endTime, memo, affectedKey, newVotingKey, newPayoutKey)
       .encodeABI()
   }
 
diff --git a/src/contracts/VotingToChangeProxy.contract.js b/src/contracts/VotingToChangeProxy.contract.js
index c6806bb..08a0bae 100644
--- a/src/contracts/VotingToChangeProxy.contract.js
+++ b/src/contracts/VotingToChangeProxy.contract.js
@@ -20,13 +20,14 @@ export default class VotingToChangeProxy {
 
   //setters
   createBallot({ startTime, endTime, proposedValue, contractType, memo }) {
-    let method
-    if (this.votingToChangeProxyInstance.methods.createBallot) {
-      method = this.votingToChangeProxyInstance.methods.createBallot
-    } else {
-      method = this.votingToChangeProxyInstance.methods.createBallotToChangeProxyAddress
+    if (!this.votingToChangeProxyInstance.methods.createBallot) {
+      return this.votingToChangeProxyInstance.methods
+        .createBallotToChangeProxyAddress(startTime, endTime, proposedValue, contractType, memo)
+        .encodeABI()
     }
-    return method(startTime, endTime, proposedValue, contractType, memo).encodeABI()
+    return this.votingToChangeProxyInstance.methods
+      .createBallot(startTime, endTime, contractType, memo, proposedValue)
+      .encodeABI()
   }
 
   vote(_id, choice) {